The Nellaiappar Tank is a large water reservoir located in the town of Tirunelveli, Tamil Nadu, India. It is situated near the famous Nellaiappar Temple, which is dedicated to the Hindu god Shiva. The tank serves as an important source of water for the local community and is also used for various religious rituals and festivals. Surrounded by beautiful gardens and pathways, the Nellaiappar Tank is a popular spot for both locals and tourists. The tank is known for its serene environment and is often visited for peaceful reflection. It plays a significant role in the cultural and spiritual life of the people in the region.